Description This product is a chin rest key, adoption of premium and durable alloy and popularity among violin lovers. They are designed for adjustment of chin rest. The best choice for violin repairing use. Features -Material: Alloy-Adoption of premium alloymaterial, sturdy and durable for long-term use.-Suitable for violin lovers, violin playing, beginner practicing, a good gift for your friends.-Suitable for adjusting most conventional chin rest, you will find it easy for you to repair your chin restwith this chin restkey.-Fine craftsmanship and exquisite details, which is not easy to break during use.-Lightweight and portable, making this chin restkey more convenient to store and carry out.Packing list: 1 x violin chin rest key